Finding the Fourth Proportional to 107,450,477.93, 161,209,788.73 and 38,361,800.09
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Solution
The fourth proportional to 107,450,477.93, 161,209,788.73 and 38,361,800.09 is: 57,554,864.40
Step by Step Solution
- Step 1: Write the proportion equation
107,450,477.93 : 161,209,788.73 = 38,361,800.09 : x - Step 2: Convert to fraction form
107,450,477.93/161,209,788.73 = 38,361,800.09/x - Step 3: Cross multiply
107,450,477.93x = 161,209,788.73 × 38,361,800.09 - Step 4: Simplify right side
107,450,477.93x = 6,184,297,686,909,441 - Step 5: Solve for x
x = 6,184,297,686,909,441/107,450,477.93 - Step 6: Final answer
x = 57,554,864.40
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.